refactor(crm): 修改订单项目字段数据类型并新增表面质量属性

- 将宽度公差、厚度公差字段从 BigDecimal 类型改为 String 类型
- 将宽度、厚度字段从 BigDecimal 类型改为 String 类型
- 新增表面质量(surfaceQuality)字段及相应 getter/setter 方法
- 更新数据库映射文件添加表面质量字段映射
- 修改查询条件构建逻辑适配字符串类型字段判空
- 更新 Excel 导入导出配置适配新的数据类型

klp-crm/src/main/resources/mapper/CrmOrderItemMapper.xml

@@ -24,6 +24,7 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
         <result property="shipper" column="shipper"/>
         <result property="productionBatch" column="production_batch"/>
         <result property="surfaceTreatment" column="surface_treatment"/>
+        <result property="surfaceQuality" column="surface_quality"/>
         <result property="edgeCuttingReq" column="edge_cutting_req"/>
         <result property="packagingReq" column="packaging_req"/>
         <result property="width" column="width"/>
@@ -57,6 +58,7 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
         shipper,
         production_batch,
         surface_treatment,
+        surface_quality,
         edge_cutting_req,
         packaging_req,
         width,
@@ -77,4 +79,4 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
     </select>
 
 
-</mapper>
+</mapper>